CN206776136U - A kind of vegetation Pneumatic trimming cutter - Google Patents

Abstract

It the utility model is related to pneumatic tool technical field, there is provided a kind of vegetation Pneumatic trimming cutter, it includes cylinder block, air valve body, joystick, piston, piston rod, back-moving spring, cutting blade and ledger-plate, it is characterised in that：Cylinder block one end connects air valve body, and joystick is connected with air valve body；Piston is provided with cylinder block, piston rod is installed on piston, upper cover of piston rod is connected to back-moving spring；The other end of cylinder block is fixed with ledger-plate, and cutting blade and ledger-plate intersect rotation connection, and one end of cutting blade and piston rod are flexibly connected.Cutting blade and ledger-plate are curved design, also add protective cover, handguard handle and bumper bar.The utility model effectively increases cutting efficiency, greatly strengthen security performance, and the simple science of structure design, service behaviour are steady.

Description

A kind of vegetation Pneumatic trimming cutter

Technical field

It the utility model is related to pneumatic tool technical field, and in particular to a kind of vegetation Pneumatic trimming cutter.

Background technology

Scissors is commonly used instrument in life, has household scissors and medical scissors, greatly facilitates the life of people.Cut The species of knife is various, purposes is different, such as in the branches and leaves of pruning fruit trees, people can use fruittree shear.Traditional fruittree shear and Common scissors is similar, the staggered form scissors formed using lever principle, simply bigger, more solid than common scissors.

There are pneumatic scissors later, it greatly improves the efficiency of pruning fruit trees, still, existing pneumatic fruit tree scissors The problem of certain in structure design be present, the edge of a knife is outwardly when in use for its scissors, it is not easy to cut branch, and exist certain Potential safety hazard, easily stab staff.

The content of the invention

The purpose of this utility model is to be directed to problem existing for existing pneumatic fruit tree scissors, and provides a kind of vegetation and pneumatically repair Scissors tool, the simple science of its structure design, safe and reliable, the stable performance used during use, service behaviour are steady.

To achieve the above object, the utility model adopts the following technical scheme that：

A kind of vegetation Pneumatic trimming cutter, including cylinder block, air valve body, joystick, piston, piston rod, back-moving spring, Cutting blade and ledger-plate, it is characterised in that：Cylinder block one end connects air valve body, and joystick is connected with air valve body；Cylinder block It is interior to be provided with piston, piston rod is installed on piston, upper cover of piston rod is connected to back-moving spring；The other end of cylinder block is fixed with stationary knife Piece, cutting blade and ledger-plate intersect rotation connection, and one end of cutting blade and piston rod are flexibly connected.Gas is controlled by joystick Exhaust plug in valve body, joystick is pressed, exhaust plug is opened, and gases at high pressure push away by entering cylinder block after air valve body Piston；Piston rod is with piston movement so that cutting blade rotates relative to ledger-plate（Cutting action）, while make back-moving spring pressure Contracting.Release on control handle, exhaust plug are closed, while gas is discharged, and back-moving spring resets, and promote piston rod, piston is with piston Bar resets；Meanwhile cutting blade also resets with piston rod.

Further, cutting blade and ledger-plate are curved design.Branch can be hooked when forming cutting action, this design The direction of conventional blades is changed, effectively increases cutting efficiency.

Further, one end of cutting blade is connected with piston rod by flat head rivet.

Further, cutting blade is connected with ledger-plate by cheese head screw, hex nut with pad.

Further, piston rod is connected through a screw thread with piston.

Further, in addition to protective cover, protective cover are connected with cylinder block, and cutting blade is received in protective cover when not working. Effectively eliminate traditional, pneumatic and cut existing potential safety hazard, be capable of the safety of safeguard work personnel.

Further, in addition to handguard handle, handguard connect upper end with cylinder block by steady pin, and lower end passes through crosshead Tapping screw connects with air valve body, and handguard is the outside for being arranged on joystick.

Further, joystick is connected by steady pin with cylinder block, and bumper bar is equipped with joystick, and bumper bar leads to Steady pin is crossed to connect with joystick.Prevent from pressing joystick by mistake in use, improve the vegetation Pneumatic trimming knife The security of tool, reduces security risk.

The beneficial effects of the utility model are：Provide a kind of new vegetation Pneumatic trimming cutter, its cutting blade and Ledger-plate is curved design, effectively increases cutting efficiency；Protective cover, handguard greatly strengthen the design with bumper bar Security performance；The simple science of its structure design, safe and reliable, the stable performance used during use, service behaviour are steady.

Brief description of the drawings

Fig. 1 is overall structure diagram of the present utility model.

Fig. 2 is decomposition texture schematic diagram of the present utility model.

Fig. 3 is that the utility model removes cylinder block and the internal structure schematic diagram of air valve body.

In figure, 1. cylinder seal circles, 2. pistons, 3. piston rods, 4. flat head rivets, 5. back-moving springs, 6. 6 Angle nut, 7. cylinder block, 8. protective covers, 9. hex nuts, 10. cutting blades, 11. ledger-plates, 12. cheese head screws, 13. Pad, 14. hexagon socket head cap screws, 15. steady pins, 16. steady pins, 17. bumper bars, 18. joysticks, 19. steady pins, 20. handguard handle, 21. crosshead tapping screws, 22. exhaust plugs, 23. exhaust plug O-rings, 24. steady pins, 25. Air valve body, 26. air inlets, 27. spring for valves, valve cover on 28..

Embodiment

As shown in Figure 1 to Figure 3：A kind of vegetation Pneumatic trimming cutter, including cylinder block 7, cylinder seal circle 1, piston 2, work Stopper rod 3, back-moving spring 5, cutting blade 10, ledger-plate 11, air valve body 25, cylinder block 7 are tubular structure, and the one end of cylinder block 7 connects Air valve body 25, air valve body 25 are provided with spring for valve 27, upper valve cover 28, exhaust plug O-ring 23, air inlet 26, cylinder block 7 It is interior to be provided with piston 2, cylinder seal circle 1 is connected to after piston 2, piston rod 3 is installed on piston 2, back-moving spring is socketed with piston rod 3 5, the other end of cylinder block 7 is fixed with ledger-plate 11, cutting blade 10 and ledger-plate 11 and passes through cheese head screw 12, the and of hex nut 9 Pad 13 is linked together, and the lower end of cutting blade 10 is connected by the top of flat head rivet 4 with piston rod 3, and ledger-plate 11 passes through Hexagon socket head cap screw 14 and hex nut 6 are fixed in cylinder block 7, and the He of joystick 18 is connected with cylinder block 7 and air valve body 25 Handguard is equipped with bumper bar 17, cutting blade 10 and ledger-plate 11 are curved design, moving knife when not working 20 on joystick 18 Piece 10 is received in protective cover 8.

Described piston rod 3 is connected through a screw thread with piston 2.

Operation principle is as follows：The gas of air compressor machine is imported into air inlet 26, bumper bar 17 is dialled down, presses joystick 18 Once, once, its cardinal principle is as follows, and bumper bar 17 is dialled down, presses joystick 18 once for scissors work, and gas is from air inlet Mouth 26 enters in cylinder block 7, and gas promotes forward piston 2, the compression reseting spring 5 of piston 2, while promotes piston rod 3, with work The connected cutting blade 10 in the top of stopper rod 3 can coordinate ledger-plate 11 to form cutting action around the quick rotation of cheese head screw 12, So as to work once, release on control handle 18, gas discharge, the back-moving spring 5 covered on piston rod 3 will be by piston 2 to pusher It is dynamic, resetted, piston rod 3 retracts cutting blade 10, and cutting blade 10 is returned in protective cover 8.Traditional, pneumatic is effectively eliminated to cut Existing potential safety hazard, the safety of staff is ensured.

Cutting blade 10 and ledger-plate 11 are curved design, and branch can be hooked when forming cutting action, and this design changes The directions of conventional blades, effectively increases cutting efficiency.

Joystick 18 is designed as arcuate structure according to base of principle of human engineering, allows user more comfortably, conveniently.

Joystick 18 is provided with bumper bar 17, prevents from pressing joystick 18 by mistake in use, improves pneumatic The security cut, reduces security risk.

The simple science of the utility model structure design, safe and reliable during use, the stable performance used, service behaviour is put down Surely.

It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to In this, any change or replacement expected without creative work, should all cover within the scope of protection of the utility model. Therefore, the scope of protection of the utility model should be determined by the scope of protection defined in the claims.

Claims (5)

1. a kind of vegetation Pneumatic trimming cutter, including it is cylinder block, air valve body, joystick, piston, piston rod, back-moving spring, dynamic Blade and ledger-plate, it is characterised in that：Cylinder block one end connects air valve body, and joystick is connected with air valve body；In cylinder block Provided with piston, piston rod is installed on piston, upper cover of piston rod is connected to back-moving spring；The other end of cylinder block is fixed with ledger-plate, Cutting blade and ledger-plate intersect rotation connection, and one end of cutting blade and piston rod are flexibly connected；Cutting blade and ledger-plate are curved Song design；Also include protective cover, protective cover is connected with cylinder block, and cutting blade is received in protective cover when not working；Joystick leads to Cross steady pin to connect with cylinder block, bumper bar is equipped with joystick, bumper bar is connected by steady pin with joystick.

2. vegetation Pneumatic trimming cutter according to claim 1, it is characterised in that：One end of cutting blade and piston rod pass through Flat head rivet connects.

3. vegetation Pneumatic trimming cutter according to claim 1 or 2, it is characterised in that：Cutting blade and ledger-plate pass through circle Head screw, hex nut connect with pad.

4. vegetation Pneumatic trimming cutter according to claim 1 or 2, it is characterised in that：Piston rod passes through screw thread with piston Connection.

5. vegetation Pneumatic trimming cutter according to claim 1 or 2, it is characterised in that：Also include handguard handle, handguard is upper End is connected by steady pin with cylinder block, and lower end is connected by crosshead tapping screw with air valve body, and handguard handle is arranged on control The outside of handle.